Frontier Oil
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What links here
List of oil refineries
Enbridge Pipeline System
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Ulsan
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Port Arthur, Texas
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Tulsa, Oklahoma
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Ponca City, Oklahoma
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Sinclair, Wyoming
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Wynnewood, Oklahoma
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Ardmore, Oklahoma
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Mandan, North Dakota
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Coffeyville, Kansas
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McPherson, Kansas
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El Dorado, Kansas
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